From fac181b179c60f0ca0fcc6ed3a97e022bbaa51ef Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Tue, 13 Aug 2019 08:39:55 -0700
Subject: SL-11212

Calculate sunAngle2 correctly given light dir in new coord space.
---
 indra/newview/lldrawpoolwater.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'indra')

diff --git a/indra/newview/lldrawpoolwater.cpp b/indra/newview/lldrawpoolwater.cpp
index 13420fc001..073adfb627 100644
--- a/indra/newview/lldrawpoolwater.cpp
+++ b/indra/newview/lldrawpoolwater.cpp
@@ -600,7 +600,7 @@ void LLDrawPoolWater::shade2(bool edge, LLGLSLShader* shader, const LLColor3& li
 	shader->uniform1f(LLShaderMgr::WATER_FRESNEL_OFFSET, pwater->getFresnelOffset());
     shader->uniform1f(LLShaderMgr::WATER_BLUR_MULTIPLIER, pwater->getBlurMultiplier());
 
-	F32 sunAngle = llmax(0.f, light_dir.mV[2]);
+	F32 sunAngle = llmax(0.f, light_dir.mV[1]);
 	F32 scaledAngle = 1.f - sunAngle;
 
     shader->uniform1i(LLShaderMgr::SUN_UP_FACTOR, environment.getIsSunUp() ? 1 : 0);
-- 
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